Welcome to SONNWINN

Your network of independent experts and technical consultants in the field of photovoltaics

Technical inspections

  • Measurements
  • Due diligence
  • Construction progress check
  • Commissioning inspection
  • End of warranty inspection
  • Technical Asset Management (TAM)

Assessments

  • Yield assessment
  • Simulations
  • Damage assessment
  • Defect assessment
  • Glare assessment
  • Evaluation of existing assessments

Project development and consulting

  • Technical project development
  • Engineering (from A to Z)
  • Creation of bill of quantities
  • Supervision of planning and execution
  • Optimisation of existing planning

Technical inspections

  • Measurements
  • Due diligence
  • Construction progress check
  • Commissioning inspection
  • End of warranty inspection
  • Technical Asset Management (TAM)

Assessments

  • Yield assessment
  • Simulations
  • Damage assessment
  • Defect assessment
  • Glare assessment
  • Evaluation of existing assessments

Project development and consulting

  • Technical project development
  • Engineering (from A to Z)
  • Creation of bill of quantities
  • Supervision of planning and execution
  • Optimisation of existing planning
Prüfung einer Dachanlage in Baruth
Baufortschrittskontrolle in Ahrenshagen

Extensive expertise

  • Do you need a technical report or the support of an expert?
  • Do you need a yield assessment?
  • Are there structural or planning defects in your PV system?
  • Do you have doubts about the yields of your system?
  • Do you want to identify and report defects at the end of the warranty or guarantee period?
  • Do you need a glare report for your PV system?
  • Is an acceptance or technical project inspection required?
  • Should a periodic inspection of your system take place?
  • Are you planning to add storage to your PV system?
  • Do you need support with technical project planning?

Then you’re at the right place. We are a team of independent consultans and experts in the field of photovoltaics. With years of experience and always up-to-date knowledge, we can provide you with competent support. We operate mainly in Germany, but also internationally.

Broad expertise

Experts with different areas of expertise are represented in the SONNWINN network. In this way, we can competently support you in all technical project steps: From potential analysis to preliminary planning to end-of-warranty testing.

Gutachten Photovoltaik

We look forward to hearing from you